The private radio system of Hangzhou Metro Line 6 (including Hangzhou-Fuyang Line) uses 800M eTRA digital trunked equipment developed by Eastcom and conforms to TETRA standard. The solution consists of 1+1 disaster recovery backup telecommunication exchange center, authentication center, TETRA intelligent Internet gateway, base station, repeater, vehicle-carried radio, fixed radio, handsets and dispatching/network management equipment customized for users. At the same time, Eastcom uses the patent technology - TETRA Intelligent Internet Gateway to solve the interconnection problem between the TETRA system of Eastcom and MOTOROLA TETRA system of other existing Hangzhou Metro lines, and realize the interconnection of dispatching services between Hangzhou Metro Line 6 (including Hangzhou-Fuyang Line) and existing lines of Hangzhou Metro and the roaming of end users. This solution not only implements basic line dispatching functions, but also realizes interconnection and docking with other subsystems such as signal system, clock system, broadcasting system and so on to ensure the normal operation of Hangzhou Metro Line 6 (including Hangzhou-Fuyang Line) and the emergency response of the Metro Company.
Customer ValueThe 800M TETRA radio system independently developed by Eastcom provides reliable means of communication for voice and data exchange between fixed users (control center, depot/parking dispatcher, station watchman, etc.) and mobile users (train drivers, disaster recovery personnel, maintenance personnel) operating on Hangzhou Metro Line 6 (including Hangzhou-Fuyang Line). It provides an important guarantee for driving safety, improving transportation efficiency and management level, and improving service quality. At the same time, when abnormal conditions occur in rail transit operation and cable communication failures occur, emergency radio communication means for command such as disaster recovery and rescue and accident handling can also be provided quickly. It breaks the monopoly of the original foreign manufacturers on this product, and realizes the interconnection and unified dispatching operation with the trunked dispatching communication system of former manufacturers.
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